Tuesday broker round-up

BP: Deutsche Bank upgrades to Buy with a target price of 505p.

Aviva: Goldman Sachs downgrades to Neutral with a target price of 525p.

Rotork: JPMorgan upgrades to Overweight with a target price of 265p.

GVC Holdings: Berenberg reiterates Buy with a target price of 840p.

Weir Group: Citi initiates at Buy with a target price of 2270p.

Flybe Group: HSBC maintains Buy with a target price of 50p.

Ashmore: UBS reiterates Buy with a target price of 400p.

Mediclinic International: Macquarie downgrades to Neutral with a target price of 770p.

Imagination Technologies: Jefferies downgrades to Hold with a target price of 95p.

3i: Canaccord maintains Buy with a target price of 875p.